Viewport <#document> at [0,0] [0+0+0 800 0+0+0] [0+0+0 600 0+0+0] [BFC] children: not-inline
  BlockContainer <html> at [0,0] [0+0+0 800 0+0+0] [0+0+0 80 0+0+0] [BFC] children: not-inline
    BlockContainer <body> at [8,8] [8+0+0 784 0+0+8] [8+0+0 64 0+0+8] children: not-inline
      BlockContainer <div> at [8,8] [0+0+0 784 0+0+0] [0+0+0 64 0+0+0] children: inline
        frag 0 from TextNode start: 0, length: 13, rect: [8,8 100.203125x64] baseline: 36.796875
            "hello friends"
        TextNode <#text> (not painted)

ViewportPaintable (Viewport<#document>) [0,0 800x600]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x80]
    PaintableWithLines (BlockContainer<BODY>) [8,8 784x64]
      PaintableWithLines (BlockContainer<DIV>) [8,8 784x64]
        TextPaintable (TextNode<#text>)

SC for Viewport<#document> [0,0 800x600] [children: 1] (z-index: auto)
 SC for BlockContainer<HTML> [0,0 800x80] [children: 0] (z-index: auto)
